You already know that obvious symptoms, such as chest pain and severe abdominal pain, require immediate medical attention. But the not-so-obvious symptoms may leave you wondering whether you need to seek care. Here's a list of symptoms that merit at least a call to your doctor.

More than half of all hospital patients receive an antibiotic. These antibiotics are often prescribed incorrectly, putting patients at risk for harmful infections. Get the facts on how tracking antibiotic use and resistance can help health departments, hospitals, and doctors protect patients.

Most cases of diarrhea will go away on their own. However, in some cases, diarrhea can lead to dehydration or be a sign of a more serious problem. Follow this chart to see if the cause of your diarrhea needs immediate medical attention.

Giardiasis, a diarrheal disease caused by the microscopic parasite Giardia, often affects children in child care settings and those who consume contaiminated water or food. Find tips on reducing your risk of illness at home and abroad.

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Page last updated:
Tuesday, March 31, 2015